This is the latest 135mm macro lens for the Pentax 6x7 system. The original TAKUMAR 6x7 version is slightly heavier than the later PENTAX 67 version, but optically they are identical.
Diam x Length 91.5 x 95mm
Weight 620 g
Filter Size 67 mm
Min. Focus 75 cm
Max. Magnification 0.3x
Diagonal FoV (6x7) 36.5 degrees
Horizontal FoV (6x7) 29 degrees
Min. Aperture f/32
Max. Aperture f/4
Diagonal FoV (APS-C) 12.2 degrees
Horizontal FoV (APS-C) 10.2 degrees
Optical Construction 5 elements, 3 groups
This is a USED lens. There are marks from wear, age and use, but optically the lens appears in great condition. It has a Vivitar lens cap.